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The last eruptive activity of Mount St Helens was in July of 2008.

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12y ago

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What is a good last name for a character that survives the Mt. St Helens eruption?

Helen


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The eruption of Mount St. Helens in 1980 released an estimated energy equivalent of 24 megatons of TNT, which is approximately equivalent to 1,600 Hiroshima bombs.


How big was the last eruption of Mount Fuji compared to the eruption of Mount Saint Helens?

about as 50% chance that mount saint helens' eruption is way bigger than mount fuji


What made Mt Saint Helen's to erupt?

The eruption of Mount St. Helens in 1980 was triggered by a combination of magma rising towards the surface, increasing pressure in the volcano, and a sudden release of built-up gases. This led to a flank collapse on the north side of the volcano, resulting in a massive eruption that devastated the surrounding area.


Was Mt Saint Hellens Eruption long or short?

The eruption of Mount St. Helens in 1980 was relatively short, lasting for about nine hours. However, the effects of the eruption, including the eruption column and pyroclastic flows, had long-lasting impacts on the surrounding area.


Does mt st Helen's have a violent or quiet eruption?

Very violent. The last big eruption flattened trees and anything else for miles. It looked like a bomb exploded.


When did the last volcanic eruption occur?

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What is the new life growth like in the area since the last eruption of Mount St Helens?

im gonna answer your question with another question..... Who is helen?


When was the last 4 times that mammoth mountain erupted?

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